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| author | Jakub Jelinek <jakub@redhat.com> | 2009-03-06 23:51:28 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2009-03-06 23:51:28 +0100 |
| commit | 65401a0ba393e9f2b971e9069e0335dc26c8a917 (patch) | |
| tree | d04ea7237c3310a33db5662c63ae571acd66723f /gcc/tree-dfa.c | |
| parent | 9f0e7885bb87904aac629a6c9aa3df4156667c08 (diff) | |
| download | gcc-65401a0ba393e9f2b971e9069e0335dc26c8a917.zip gcc-65401a0ba393e9f2b971e9069e0335dc26c8a917.tar.gz gcc-65401a0ba393e9f2b971e9069e0335dc26c8a917.tar.bz2 | |
re PR middle-end/39360 (ICE in referenced_var_lookup, at tree-dfa.c:563)
PR middle-end/39360
* tree-flow.h (add_referenced_var): Return bool instead of void.
* tree-dfa.c (add_referenced_var): Return result of
referenced_var_check_and_insert call.
* tree-inline.c (expand_call_inline): Call add_referenced_var instead
of referenced_var_check_and_insert.
* gcc.c-torture/compile/pr39360.c: New test.
From-SVN: r144683
Diffstat (limited to 'gcc/tree-dfa.c')
| -rw-r--r-- | gcc/tree-dfa.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/gcc/tree-dfa.c b/gcc/tree-dfa.c index df0be2d..5241e64 100644 --- a/gcc/tree-dfa.c +++ b/gcc/tree-dfa.c @@ -1,6 +1,6 @@ /* Data flow functions for trees. - Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007, 2008 Free Software - Foundation, Inc. + Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009 + Free Software Foundation, Inc. Contributed by Diego Novillo <dnovillo@redhat.com> This file is part of GCC. @@ -639,7 +639,7 @@ set_default_def (tree var, tree def) /* Add VAR to the list of referenced variables if it isn't already there. */ -void +bool add_referenced_var (tree var) { var_ann_t v_ann; @@ -655,7 +655,7 @@ add_referenced_var (tree var) /* Tag's don't have DECL_INITIAL. */ if (MTAG_P (var)) - return; + return true; /* Scan DECL_INITIAL for pointer variables as they may contain address arithmetic referencing the address of other @@ -667,7 +667,11 @@ add_referenced_var (tree var) optimizers. */ && !DECL_EXTERNAL (var)) walk_tree (&DECL_INITIAL (var), find_vars_r, NULL, 0); + + return true; } + + return false; } /* Remove VAR from the list. */ |